How to Open MSG File in Roundcube Webmail?

admin | data migration email conversion how to mac os msg software technology | 4 minutes read | Modified on: 17-10-2025

This blog discusses on how to open MSG file in Roundcube Webmail. And there will be two genuine solutions provided to tackle this issue. One will be manual method and another will be an automated one. So, if you need to import MSG to Roundcube seamlessly then do read this blog, it will really help.

Migration from MSG to Roundcube enables to increase the system’s efficiency and frees up storage. Since IMAP support and other enhanced capabilities are included in Roundcube. The Outlook MSG to Roundcube transfer technique aids in labelling and sub-labeling MSG files appropriately. It makes it possible to examine MSG files in Outlook without having to install and log in.

Method 1: Manual Method to Import MSG to Roundcube Webmail

  1. Click on the folder containing the MSG files.
  2. To open any of them in Outlook, double-click on it.
  3. Click File now, then select Save As.
  4. To convert an MSG file to EML file, choose the.eml file format and click Save.
  5. Next, navigate to the place where you wish to import the file and launch Roundcube in your browser.
  6. Next, navigate to the EML file’s saved location.
  7. Additionally, you can drag & drop the EML file into Roundcube by long-pressing it.
  8. Finally, wait a millisecond for Roundcube Webmail to display the file import.

Note: To utilise manual method to import MSG to Roundcube Webmail, user needs to be technically proficient. This lengthy process must be completed for every MSG file, which is quite time-consuming and chaotic. Because it is not automated, there is absolutely no way to import MSG in Roundcube in bulk.

Method 2: Precise MSG to Roundcube Converter to Open MSG File in Roundcube Webmail in Bulk

MacArmy MSG Converter for Mac – the reliable choice for importing MSG files to Roundcube without Microsoft Outlook email client, since this app is a standalone utility to move MSG to Roundcube. Also the tool is capable of migrating unlimited .msg files to Roundcube webmail. The app’s intuitive and attractive interface makes the migration from MSG to Roundcube webmail quite seamless. Hence, users from any stream whether technical or non-technical can easily utilize the application without any technical knowledge. Check out the following link and get the complete clarity, it is feasible to import first 25 .msg files to Roundcube webmail without any charges. The tool supports both Mac and Windows Operating Systems.

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How to Open MSG File in Roundcube Webmail?

  1. To import MSG to Roundcube webmail, follow few simple steps that are mentioned out below:
  2. Start conversion with Installing and using the MSG to IMAP Migration application on your Mac.
  3. Click the Add Files and Add Folders button to load MSG files or folders. Then click the Next button.
  4. All of the emails you have chosen will now be shown by the software. Click on the Next again after selecting and deselecting files as necessary.
  5. Choose the Saving Option (IMAP) from the drop-down menu.
  6. After entering your IMAP account login details, choose the Export button to start the transfer process.
  7. After that, the application will start the procedure and display a Live Conversion Report that shows the export status of the MSG files.

Important Features of MSG to Roundcube Converter for Mac – What’s New in It?

Batch MSG to Roundcube Conversion: Convert multiple MSG files to Roundcube at once to any desirable formats like PST, PDF, EML, CSV, Thunderbird, Gmail, Office 365, MSG, DOC, DOCX, and many more.

Retains Attachment: Extract and convert emails with attachments intact in Roundcube.

Metadata Preservation: Retains original headers, timestamps, and other metadata.

Folder Hierarchy Maintenance: Maintains original folder structure during conversion from MSG to Roundcube.

Select Saving Path Option: Allows users to save the output of the MSG conversion at the desired place.

Supports large-sized: Mac MSG to Roundcube Converter Tool completely supports conversion of any sized .msg files whether it is large or small.

Selective MSG to Roundcube Conversion: Enables conversion of specific MSG emails to Roundcube.

No Outlook Installation: MSG to Roundcube Converter for Mac is a standalone method of converting MSG files. So, there is no need of installing MSG compatible Outlook email client.

Mac OS compatible: The application is available on all Mac OS editions for example Monterey, Catalina, High-Sierra, Mojave, etc.

Free Demo: Free demo of the MSG to Roundcube Converter is available so that users can convert 25 .msg files to Roundcube without spending single penny.

Frequently Asked Questions

How to Import MSG to Spark Mail

How Do I Import MSG to ZOHO Mail

Convert a MSG File Format to MHT File on Mac

How to Convert MSG File to Word DOC File

Wrap Up

There were two methods suggested in this blog to tackle how to open MSG file in Roundcube Webmail. However, it is highly suggested to opt for MSG to Roundcube Converter. Since manual method is unreliable also makes data loss or tampering conceivable. The user has to have an Outlook installed and accessible in order to convert files manually. And the software solution is completely free from all such restriction and limitations.